Franklin 6” 4 – 45kW



SKU: Franklin-Submersible-Motors-2
Types: 3 Phase Encapsulated & Encapsulated Motors
6″ Encapsulated Motors are manufactured in ISO 9001 certified facilities and are built for dependable operation in 6″ diameter or larger water wells. Water lubricated thrust and radial bearings enable a maintenance free operation : the motor is filled with a special FES91 fluid, providing frost protection down to -15 °C storage temperature and a special diaphragm ensures pressure compensation inside the motor. The Sand fighter® SiC seal system is standard.


Hermetically sealed stator, anti track, self healing stator resin prevents motor burn out

37 and 45 kW Motors up to 50 °C ambient temperature

Removable “Water Bloc” lead connector

Cable material according to drinking water regulations (VDE / ACS / KTW approved)

Sand fighter® Motor with SiC mechanical seal

High efficiency electrical design for low operation cost

All motors prefilled and 100 % tested

Max. storage temperature -15 °C – + 60 °C

Non contaminating FES91 -filled design

45kN thrust capacity (standard in 37 kW and 45 kW motors)

Technical Specification

4 – 45 kW

6″ NEMA flange

Protection: IP 68

Starts per hour: max. 20

Installation: vertical/horizontal

Standard Voltage: 380-415 V/50 Hz, 460 V/60 Hz

Voltage tolerance 50 Hz from nominal: -10 %/+6 %

Voltage tolerance 60 Hz: ±10 % UN

Motor protection: Select thermal overloads according to DIN 61947-4-1

Insulation: Class F

Rated ambient temperature: 4- 30 kW up to 30 °C; 37 & 45 kW up to 50 °C

Cooling flow: min. 0.16 m/s

Motor lead in 4 m length (VDE / ACS / KTW approved)


Other voltages

45 kN High Thrust version (standard in 37 / 45 kW motors)

Motors complete in 304SS and in complete 316 SS

PT 100 temperature sensor (sold separately)

Special Lead lengths up to 50 m

Built-in SubMonitor Transmitter (standard for 37 & 45 kW)

Built-in PTC temperature sensor

Technical Data




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